| 基于能值理论的资源型城市生态经济系统质量评价 |
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| 引用本文： | 李春花,罗正霞,黄芸玛.基于能值理论的资源型城市生态经济系统质量评价[J].青海师范大学学报(自然科学版),2009(1). |
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| 作者姓名： | 李春花 罗正霞 黄芸玛 |
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| 作者单位： | 青海师范大学,生命与地理科学学院,青海,西宁,810008 |
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| 摘 要： | 资源型城市是依托当地自然资源的开发利用而兴起或发展壮大起来的、具有特殊发展演变规律的城市.能值分析理论为资源型城市生态经济系统的定量研究开拓了新的途径.通过2007年金昌市生态经济系统能值指标的计算分析,结果显示金昌市的环境压力非常大,远远超出系统的环境承载力.全市经济发展程度较高,人民生活质量较好,但与发达国家相比还有差距.在对外贸易中,对资源的需求量较大,能量、货币流通较快,能值交流中处于有利地位,但必须不断地优化投资环境才能保证系统在对外贸易中的获利地位.
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| 关 键 词： | 能值理论 资源型城市 质量评价 |
Emergy Analysis of Eco-economic System Quality in Resource-based City |
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| LI Chun-hua,LUO Zheng-xia,HUANG Yun-ma.Emergy Analysis of Eco-economic System Quality in Resource-based City[J].Journal of Qinghai Normal University(Natural Science Edition),2009(1). |
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| Authors: | LI Chun-hua LUO Zheng-xia HUANG Yun-ma |
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| Institution: | College of Biology and Geography;Qinghai Normal University;Xining 810008;China |
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| Abstract: | Resource-based cities are growing up with special evolution laws which rely on local natural resources development and utilization.The emergy theory has opened up new ways for analyzing quantitatively resource-based urban ecosystem and economic system.Through analysis of emergy indicators of eco-economic system in Jinchang in 2007,the results show that the pressure on environment is gravely and the system goes far beyond the bearing capacity of the environment.The city has high economic development level an... |
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| Keywords: | emergy theory Resource-based city quality evaluation |
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